Home / 26,285.76-39,441.60-18,544.32

Finding the Fourth Proportional to 26,285.76, 39,441.60 and 18,544.32

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Solution

The fourth proportional to 26,285.76, 39,441.60 and 18,544.32 is: 27,825.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,285.76 : 39,441.60 = 18,544.32 : x
  2. Step 2: Convert to fraction form
    26,285.76/39,441.60 = 18,544.32/x
  3. Step 3: Cross multiply
    26,285.76x = 39,441.60 × 18,544.32
  4. Step 4: Simplify right side
    26,285.76x = 731,417,651.71
  5. Step 5: Solve for x
    x = 731,417,651.71/26,285.76
  6. Step 6: Final answer
    x = 27,825.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.